A spring has k = 94 N/m. Use a graph to determine the work needed to...

Question

Question

A spring has k = 94 N/m.

Use a graph to determine the work needed to stretch it from x = 2.9 cm to x = 5.9 cm, where x is the displacement from its un stretched length.

Express your answer using two significant figures.

How much work is required to stop an electron (m=9.11×10−31kg) which is moving with a speed of 2.10×106 m/s ?

Answer 1

Answer #1

First Question 2 W= 놀 (5922 29315 세요 자 2 012408 J kindly give rating

Post each question separately

Answer 2

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